how to select the power contactor in Diffrent AC motors.

Answer Posted / prabhu gnanasekaran

All power contactors has to be selected as per the TYPE 2
CO-ORDINATION chart. Which will have the KW rating of the
motor with Line current and starting current. So TYPE 2 CO-
ORDINATION chart will be the base for the selection of
power contactors.

Is This Answer Correct ?    17 Yes 5 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

I'm looking for a mnaual set for a Teradyne J750. Softcopy would be preferred but I'll take what I can get.

1763


What will be the effect if I use inverter as UPS mood?

1765


sir i applied for hpcl(electrical).i want to know from which subjects most of the technical que will b asked.and pattern of the written test.pls help me

1485


Why in ESP Positive earthed

2575


wat is meant by PX class in ct?

1584






Is it a better option to procure screw type air compressor rather than reciprocating air compressor?If so, what is the reason?How should we select an air compressor(100 CFM)? Please mention the important parameters of air compressor.

1537


How to select a contactor? How many types of contactors are available

2745


Advantages of using generator circuit breaker (GCB) scheme in a power station ?

4754


hi can any body send me syllabus of rrb electrical section engg... and past pepar also of any board...

2144


what is the operating time for LBB and how does the LBB relay realise whether cb is opened or not?

1506


How to megger test 11 kV cable and the acceptance IR value

2456


HOW TO DESIGN THE body EARTH cable(Copper Conductor) size for 60KVA UPS?

1581


How to calculate multiplying factor of dc energy meter

1218


specific difference of ICT&Auto Transformer

1398


what is th basic difference between a d latch time line and a d flip flop time line???

1478